Relations between the two former best friends, the current Mauritanian president Mohamed Ould Ghazouani and his predecessor Mohamed Ould Abdel Aziz, have deteriorated to the point where the latter was prevented from flying to Paris in early January. The flight ban came shortly before the start of his trial on 25 January for alleged high-level corruption during his ten-year rule, which ended in 2019.In the first months of his term,